/Engine/Source/Runtime/CoreUObject/Public/UObject/GarbageCollectionHistory.h
Structure that holds all direct references traversed in a GC run as well asFGCObjectInfostructs created for all participating objects
struct FGCSnapshot
TMap<FGCObject...
DirectReferences
Lis of direct references for all objects
TMap< constUOb...
ObjectToInfoMap
FGCObjectInfostructs generated for each of the objects encountered during GC